991 MHz: Inverted L at 100 ft. I am considering as possibilities, the G7FEK or perhaps the D3+ antenna. [configurazione 160m] Siamo prossimi ad 1/10L quindi serve un rinforzo el circuito di adattamento. The G5RV antenna is probably one of the most maligned antennas in the world. Where the G5RV is basically a four HF band antenna (80m, 40m, 20m, and 12m) the ZS6BKW is a five HF band. OK2BMA Díky za pěknou akci, potěšilo mě, že jsem opět potkal řadu přátel a OL kolegů. It seems I’ve got a 160m NVIS system!. Notice how the feedpoint is not quite as high impedance as the top of the antenna. Antenna Long Wire filare versione corta da 16,2 metri con balun 9:1 Amidon. Leur plan est d'exploiter FT8 en mode Fox / Hound sur des fréquences DXpedition. I would not expect stellar performance myself from this aerial, but it would probably work OK on some bands in a small garden set against an effective ground / earth wire counterpoise. Mike Dennis, G7FEK. Works well on 80m. BTW my callsign is G7FEK not G4FEK so you need to update the title and some of the content of your article. Features: Multi-Directional Type: Antenna. Topband Dx might be a possibility. com 2x10 M (2x33 FT) MID-LOADED DIPOLE. from 160m through to 10m. Installation vendredi à partir de 14h00, démontage lundi matin. G7FEK Limited Space Antenna A Multi-Band "Nested Marconi" Antenna. That is a tall order though so we would probably settle for a compromise of say five of the nine bands (including the three new ones. Have you looked at a G7FEK multi band antenna? On a 3 acre plot - surely not, what a waste of all that land! This is a compromise antenna for a small garden. Perfect for building a dipole. uk Mars 2010 Traduction F5PCX Mars 2014 Les options de terre Le minimum requis pour fabriquer le contrepoids (lequel est un radian accordé surélevé par rapport au sol) consiste en un simple fil isolé de 65 pieds (20m) établi au-dessus du sol dans la direction générale de l'élément 80m. G7FEK LIMITED SPACE ANTENNA ( Nested Marconi Antenna) 80, 40, 30, 17, 15 , 12 m see text for 20 & 10m operation. Kronik adalah laporan kronologis tentang kegiatan/peristiwa tertentu. In MMANA the antenna looks like this. EH-антенна для диапазона 20 м. Sure an extensive field of radials would provide a better RF return but all in all an inverted-L even with a single counterpoise wire should out perform a 25' high loaded doublet on 160m and likely on 80m as well. 6mm dostrojony na 80m dla części digi swr w granicach 1. I'm new so please be gentle. To support an antenna, I have no tower, and only two trees that aren’t too close to a house. G5RV Antenna. Hi Steve, great job with the antenna. Most testing was carried out on 80m as this band was the real challenge for a small garden. An excellent DX performer and is an ideal replacement for your half size G5RV. Listed under the Antennas/160M category that is about Antenna for 160 meters band ; With this antenna (mounted vertically) I easily work transatlantic on 80m. Mix Play all Mix - DX Commander YouTube; Clearing Up Some Confusion. _____ Martin G8JNJ highlights a very interesting antenna designed by Mike G7FEK here:- The G7FEK antenna goes several stages further than the simple single band End Fed Zepp. 2MHz, ground mounted) SWR - Actual bandwidth on the 50Ω side of the coupler will be much narrower, due to the tuned circuit we are using. org/ WebSDRs are Software-Defined Radio receivers connected to the internet. Auch hier ists mit 5,5m eher nicht getan, aber man braucht die Grundstückslänge halt nicht. So it was time to give the Windom a shot on 160m. It would be easy to adapt this to include 160m. 2 niestety na 40m stroi mi się kiepsko i i muszę wspomagać się skrzynką na 160m nie pracuje u mnie nawet atu w ic-746 nie zestroi jej wyższe pasma 30m z atu 20m i wyżej lepiej słyszy i pracuje mój 3 pasmowy wire. Describe your experience with the G7FEK 80-40M SMALL GARDEN ANTENNA and tell us why you give it the rating you did (required). Poco antes del anochecer, comenzarán a mejoras las condiciones en éstas bandas, primeramente para os 80m y más tarde para los 160m e irán mejorando dichas. QSL direct via N2MM, LoTW. As I continue my mini-series on the G7FEK, we now do some listening on 80 meters followed by local contacts around VK. Inverted "V" Dipole. Sure an extensive field of radials would provide a better RF return but all in all an inverted-L even with a single counterpoise wire should out perform a 25' high loaded doublet on 160m and likely on 80m as well. Only one QSO at 10, so I have one more QSO in total than last year DL6GCE: My first HA contest. I built the loading coil of 30 turns on 4 inch pipe with taps so that I could find the best setting for low SWR. EU PSK DX Contest. 5mm sma jack holes. Над землей 1,5м, высота 10м стеклопла. Il en existe de nombreuses versions dérivées. It doesn't really matter how high the counterpoise is, just that it is off the ground. G7FEK Antenna QSO test on 7MHz band between two VK stations (distance unknown) - Youtube Video. Top Band 160M. G5RV and End Fed Diople And G7FEK. This kit will convert your 80meter section to include the 160m band. Coaxkabel-Führung bei drehbaren Mast? 1. This Page Covers. Top Band 160 Metre Propagation Utilities: Adding Top Band - 160M - to the inverted-L antenna: Near Realtime Grey Line Map: Antenna. Albany university admission requirements 5. La configurazione più semplice per l'uso anche in 160 è l'inserimento, a monte di quello per gli 80m, di una seconda induttanza variabile, di valore adeguato e con la funzione di portare in risonanza lo stilo in banda ed adattarlo al meglio, da inserire sul circuito quando necessario. It's possible, however, to "fit" a full-length half-wave dipole in less horizontal space, while retaining most, if not all the advantages of the "classic dipole. The Center-Fed Inverted-L Doublet We may feed an inverted L almost anywhere, but the most common places are at the end or the center. txt) or read online for free. Эффективная антенна на НЧ диапазоны 160m, 80m. antennas for the low bands plans and pictures of 80m and 160m antennas both for transmission and reception built by ei7ba. I would still appreciate some. G7FEK Antenna QSO test on 7MHz band between two VK stations (distance unknown) - Youtube Video. G5RV Antenna. Ham Radio Antenna SE HF-X80 VERTICAL RADIAL FREE. EH 160m 1/3: EH 160m 2/3: EH 160m 3/3: elementi di radiopropagazione: teorema di equivalenza: canna da pesca: half sloper: HF in portatile: Homebrew Buddistick: la polarizzazione: teoria antenna EH: windom multigamma: antenna per attivazioni in HF: antenne verticali: lobi di radiazione direttività guadagno: lunghezza dell'antenna: manuale. I made the G7FEK as per he directions I found online but used a small buried radial field I already had instead of the two slightly elevated radials the design suggests. If you need to splice ladder line together for longer lengths, use the DXE-LLC-1P Ladder Line Coupler. 262ft horizontal delta loop. It would be easy to adapt this to include 160m. 80m Inverted-L Antenna (Base-loaded for 160m) Click here to jump to latest news on this antenna My coaxial-dipole would just about tune up on 160m but its replacement, a standard 40m half-wave dipole wouldn't. Radial section; Counterpoise for 160 meters; All fixings and fittings and instruction sheet. For the G7FEK tests the 40m & 160m wire antennas used at the QTH were de-tuned by removing about 2m of wire from each. 5MHz Autumn Series SSB Contest attracted 122 entries. I ’ve never expected much from this antenna, but it has performed amazingly well by my rookie standards. 42ft vertical (40m - 10m) 5 element Yagi-Uda array (2m) Vertical GP monopole for 1090MHz ADSB aircraft transponder tracking. G7FEK:s antenn (två inverterade L, rygg mot rygg) såg ju intressant ut, så den fick bli inspirationskälla. G7FEK multi-band compact HF nested Marconi L. Very low noise figure, interstage filtering, high stability and excellent input VSWR (>10dB return loss), predictable and consistently high performance in your system without critical LNA NF tuning. Disparue aussi la connexion End Fed Wire pour les aériens de type Zeppelin ou long fil ainsi que la Jumper for balanced feed. Vertical Section ~ 20 turns on 150mm diameter PVC pipe. I am considering as possibilities, the G7FEK or perhaps the D3+ antenna. Amateur Radio RF Safety – issue 1. Mike Dennis, G7FEK. Simak ihwal Top Band (160m) yang sejak 1977 muncul di milis: YBNet-L s/d Orari-News. a 31' end fed half wave vertical sitting on the deck. If you can find a tree, house, pole, anything elevated which can be used to support the end, that will work better than when sloping to the ground. 2008 Version (rev 5) G7FEK antenna. _____ La T2FD (Terminated Two Wire Folded Dipole Antenna), è un dipolo ripiegato terminato che presenta un carico essenzialmente resistivo e costante su tutto il range operativo. Previous Month Next Month January February March April May June July August September October November December. I have made up the G7FEK antenna, which is perfect for the amount of clear space I have, as found here: stuck them in the ground, and taped the counterpoise for my 160m inverted L to them. Ils seront également exploités sur 30m et 6 mètres en fonction des ouvertures. Kronik adalah laporan kronologis tentang kegiatan/peristiwa tertentu. Where the G5RV is basically a four HF band antenna (80m, 40m, 20m, and 12m) the ZS6BKW is a five HF band. Du skulle kunna sätta upp en "Fan Dipole" där 80m & 160m dipolerna har förlängningsspolar. txt) or read online for free. Also no problem if internal tuner is on when on 10 or 12M Same problem on 160M if RX antenna is plugged in but need 18 db attn. 1 product rating 1 product ratings - NEW ICOM AH-710 1. Other useful information would include your experience with similar products, infomation on a product that you would purchase instead of this one, and so on. Adding 160m / Top Band to an Inverted L The 160 metre Top Band can be added to this aerial by connecting a 3. 1041666666667,0 WSJT-X v2. - Site Web : www. uk Mars 2010 Traduction F5PCX Mars 2014 Les options de terre Le minimum requis pour fabriquer le contrepoids (lequel est un radian accordé surélevé par rapport au sol) consiste en un simple fil isolé de 65 pieds (20m) établi au-dessus du sol dans la direction générale de l’élément 80m. DL2FQ: Used G7FEK antenna in unusual configuration on 9m long balcony. EH-антенна для диапазона 20 м. 55m section of wire below) with another length of wire on the other side, increasing the overall length of the antenna. If a quarter-wave vertical for 160 meters is beyond your means, how about trying something shorter? On 160 meters, "the gentleman's band," many hams operate short base- or top-loaded verticals. DSB минитрансивер прямого преобразования. 5 MHz trap at the end of the 80 metre wire (where to monofilament joins the 6. Adding 160m / Top Band to an Inverted L The 160 metre Top Band can be added to this aerial by connecting a 3. I am considering as possibilities, the G7FEK or perhaps the D3+ antenna. com 2x10 M (2x33 FT) MID-LOADED DIPOLE. I would not expect stellar performance myself from this aerial, but it would probably work OK on some bands in a small garden set against an effective ground / earth wire counterpoise. Amateur Radio RF Safety – issue 1. But through some email exchanges with another ham in Illinois who had recently put up a 160m antenna we decided to try a scheduled QSO on the top band. Ils sont valables pour tous les doublets (dipôles symétriques) de 31,1 m. 1041666666667,0 WSJT-X v2. parallel connection with a 30cm spacer at the top or vertical 7m section. Na 160m prodloužena cívkou. 80m, 40m, 30m, 20m, 17m, 15m and 60m RX only. Generally, counterpoises want to be elevated a few feet above ground. [configurazione 160m] Siamo prossimi ad 1/10L quindi serve un rinforzo el circuito di adattamento. До и после - в основном на 160m и WARC. 11 G7FEK Nested Marconi - 160m Modification Proposed variant for Top Band experimenters. Эффективная антенна на НЧ диапазоны 160m, 80m. ODE Test Set-up for the G7FEK Antenna # See note below ref RF earth system. Simak ihwal Top Band (160m) yang sejak 1977 muncul di milis: YBNet-L s/d Orari-News. A blog about Amateur Radio and Amateur Radio Antennas. MULTI BAND HF FAN DIPOLE ANTENNA DESIGN Loft Mounted Fan Dipole for QRP M0PZT. - Website: www. Internal tuner is of no help. com Address: Unit 1 Fitzherbert Spur, Farlington, Portsmouth, Hampshire, PO6 1TT. Only one QSO at 10, so I have one more QSO in total than last year DL6GCE: My first HA contest. Both seem somewhat easy to construct. Minimum wage in different states 2. The 80m antenna brought to resonance on 3. Эффективная антенна на НЧ диапазоны 160m, 80m. 08 January 2020 but is subject to change over time. It is maintained manually by the Perseus SDR owners and a team of administrators. 100,-vyzařovací diagramy a informace založeno v roce 2005 - aktualizováno v únoru 2018. Kronik adalah laporan kronologis tentang kegiatan/peristiwa tertentu. Works well on 80m. Aspoň, že někteří berou párty ve významu toho slova. 5d 1h Type: Antenna. If a quarter-wave vertical for 160 meters is beyond your means, how about trying something shorter? On 160 meters, "the gentleman's band," many hams operate short base- or top-loaded verticals. The G7FEK design will allow operation on 80m / 40m / 30m / 17m / 15m / 12m with the possibility to add the 20m band. The 1/2-wave 80-meter doublet with ladder line all the way to a 1:1 bifilar choke/balun in or near the tuner is a much better antenna for 80-10, provided you adjust the ladder line length to avoid the voltage and current anti-nodes (i. It’s what some call a “Nested Marconi” antenna. Thanks to all and 73, John W5ODS - Another. Potenza applicabile 1500 watt pepp. 2008 Version (rev 5) G7FEK antenna. I built the loading coil of 30 turns on 4 inch pipe with taps so that I could find the best setting for low SWR. The remaining length, about 10 feet, goes up to the ridge of the roof where the 40m inverted V is mounted. Antenna for 40 and 80m I used to have a 135 OCF dipole stung up in my back yard, but one of my neighbor's trees had a catastrophic failure and took out my main support tree and the OCF dipole itself. Ideal for radio listeners only. from 160m through to 10m. 160m ist ohnehin sehr schwer, bzw. Graphics by G8ODE Aug 2009. The ZS6BKW antenna evolved from an optimization of the G5RV antenna that, in general, sacrifices 75m operation to gain 17m and 10m operation. To build the largest and most complete Amateur Radio community site on the Internet. So, let's do some testing. антенна G7FEK не уступает по эффективности. La configurazione più semplice per l’uso anche in 160 è l’inserimento, a monte di quello per gli 80m, di una seconda induttanza variabile, di valore adeguato e con la funzione di portare in risonanza lo stilo in banda ed adattarlo al meglio, da inserire sul circuito quando necessario. 5416666666667,41. Antenna Modelling for Radio Amateurs Made Easier-Part1 Background. A blog about Amateur Radio and Amateur Radio Antennas. G7FEK LIMITED SPACE ANTENNA ( Nested Marconi Antenna) 5 Band 1/4 80, 40, 30, 17, wave 15 , 12 Telescopic m see text Antenna for 20 & 10m operation Wide spectrum graphs provided by DL2KQ for the MMANA-GAL "G7FEK-mma-2" model that was the used to analyse the antenna. MULTI BAND HF FAN DIPOLE ANTENNA DESIGN Loft Mounted Fan Dipole for QRP M0PZT. 4375,0 5 element yagi at 40 feet JTDX v2. Perfect for building a dipole. The inductor or loading coil behaves the same way whether the load is a radiating antenna or an electronic circuit. G7FEK (80-10m) with 20m 1/4 element at feedpoint & good ground plane. antennas for the low bands plans and pictures of 80m and 160m antennas both for transmission and reception built by ei7ba. Antenna is a 160m long horizontal loop in 10m high only. There are mods for 160m and it might even work on 6m with some tuning. OK2BND Posledně jsem napsal komentář, který doslova a do písmene platí i tentokrát. Namun, akan elok bila ada yang masih mau mencoba karena ada peluang - dan alokasi Medium Frequency dari pemerintah Indonesia tak sia-sia! Saya tunggu Anda pada band 160m. Compare Search ( Please select at least 2 keywords ) Most Searched Keywords. EH 160m 1/3: EH 160m 2/3: EH 160m 3/3: elementi di radiopropagazione: teorema di equivalenza: canna da pesca l'antenna di G7FEK: 70-80Mhz --> 144-146Mhz: G4ILO. Jan 2017 QRP/CW Sprint (#147) 600' wire @20' WA2FBN 1 1 2 1 2 x2 4 Dpl @25' W3 Division AB3RU 25 25 50 17 850 x2 1700 g7fek @33' KD3CA 17 11 28 14 392 x2 784 132' ocf Windom @33' KQ3Z 13 13 26 10 260 x2 520 135' Doublet Vee WB3FAE 8 8 16 6 Junker key, inverted V 10m - 160m, up 35 ft. 1-rc138]]> #smallHotPink 1-91. G7fek antenna construction guide. That antenna works as a loaded vertical on 80m, with associated coil loss, narrower bandwidth and lower radiation resistance (= increased losses), plus a slightly contracted standing wave due to the coil (shorter effective length). 5MHz Autumn Series - November SSB Contest The third and final 3. As the heading suggest, it was designed by Mike, G7FEK. The 1/2 size G5RV is a farce on the lower HF bands, as are most of the reduced dipole antenna arrangements so I wanted something that was a similar size but truly resonant so losses were kept to a minimum. Similarly, the half-size version may be used thus on 80m and 160m bands. uk - updated: 27 March 2010 Expected Performance Most of my recent tests through 2007/2008 were compared with a 100ft doublet antenna at the same height of 24ft. from 160m through to 10m. pdf - Free download as PDF File (. 100,-vyzařovací diagramy a informace založeno v roce 2005 - aktualizováno v únoru 2018. The remaining length, about 10 feet, goes up to the ridge of the roof where the 40m inverted V is mounted. Nonstopsystems. 80m war für mich das interessanteste Band: 11 Multis und etwa 20 QSO - viele W und VE kamen am Sonntagmorgen ins Log. Wgu orientation bsn quizlet 3. MULTI BAND HF FAN DIPOLE ANTENNA DESIGN Loft Mounted Fan Dipole for QRP M0PZT. CQ WW 160m DX Contest. Frequenza operativa Rx 1,8 - 30 Mhz. Antenna projects for 80 meters band category is a curation of 169 web resources on , The CN2WW 80m wire-beam, Vertical antenna for 40 and 80m, Phased Delta Loops. 5 MHz trap at the end of the 80 metre wire (where to monofilament joins the 6. PJ7, Сент-Маартен: После активности FJ/VA3RA Pete переедет на Sint Maarten (NA-104) 25-28 ноября. - Site Web : www. With 6 db attn. The longest dipole that I can fit on my terrace, albeit with a dog leg between the dipole halves, is 2 x 10 m (2x 33 ft), i. – 90-100 ft is 3/8λon 80M, 3/16 λon 160M – 160-170 ft is 5/8 on 80M, 5/16 on 160M Radial Systems • Provide a return for the fields and currents produced by an end-fed antenna • The earth is lossy, burns transmitter power • Use enough radials so that fields and current are in copper, not earth • A few resonant radials work if elevated. L’antenne G5RV utilisée en multi-bandes Robert BERRANGER, F5NB L’antenne "G5RV" est très populaire. I'm not quite sure how it got its reputation, but if there was ever a national association for the advancement or fair treatment of antennas the G5RV would be the poster child!. Er deckt halt die KW-Bänder entsprechend ab, oben mit mehr Wirkungsgrad und DX-Chance, unten eben weniger. Inverted "V" Dipole. 5 MHz trap at the end of the 80 metre wire (where to monofilament joins the 6. Cb dipole antenna Cb dipole antenna. Med dina maxmått får du ju plats med allt från 40m och upp. This smaller. PJ7, Сент-Маартен: После активности FJ/VA3RA Pete переедет на Sint Maarten (NA-104) 25-28 ноября. The mode has been widely popular as the latest offering in K1JT's WSJT-X application. Proposed variant for Top Band experimenters. The 1/2-wave 80-meter doublet with ladder line all the way to a 1:1 bifilar choke/balun in or near the tuner is a much better antenna for 80-10, provided you adjust the ladder line length to avoid the voltage and current anti-nodes (i. , extreme low or high impedances) at the tuner end, on all bands. 160-80-40-m-end-fed-antenna-g0csk. antennas for the low bands plans and pictures of 80m and 160m antennas both for transmission and reception built by ei7ba. I got it hung as the first flakes of a decent snow storm hit last week and wasn't able to make any adjustments prior to the contest. , about ¼ wavelength. Karena geografi Indonesia, bekerja DX pada band ini tak semudah pada band-band lain. problem goes away. uk - updated: 27 March 2010 G7FEK Limited Space Antenna G7FEK Multi-band Nested Marconi Antenna. DL2FQ: Used G7FEK antenna in unusual configuration on 9m long balcony. EH-антенна для диапазона 20 м. Graphics by G8ODE Aug 2009. Auf 40m lief es nicht so gut und ich machte weniger QSOs als auf 80m. На 160 m, с парой емкостных нагрузок. Vliv výšky montáže na vlastnosti směrovky. Disparue aussi la connexion End Fed Wire pour les aériens de type Zeppelin ou long fil ainsi que la Jumper for balanced feed. Full-Sized 160m Aluminium Trussed Dipole Antenna Question for Ham Radio - Duration: 16:28. When you change from a single wire to a different ground system you will change the antenna pattern. It is maintained manually by the Perseus SDR owners and a team of administrators. I worked 160M all around Europe and yesterdaevening EK6RL and EY8MM (5000km), so this modification works GREAT !!!!! The internal tuner of my FT950 tuned this antenna also on the other bands. Both seem somewhat easy to construct. Station : Country : Band : Mode : GW3XHG: Wales: 80m: LSB: G3LNP: England: 80m: LSB: EA7JZ: Spain: 80m: LSB: PJ4G: Curacao Is. There really isn't any difference between a loading coil and a conventional inductor or coil used in other systems, except the impedances and surroundings are different. The G7FEK used the connection plate and RF earth of the disconnected 40m vertical antenna in the corner of the garden. All the best, Mike. [configurazione 160m] Siamo prossimi ad 1/10L quindi serve un rinforzo el circuito di adattamento. Have you looked at a G7FEK multi band antenna? On a 3 acre plot - surely not, what a waste of all that land! This is a compromise antenna for a small garden. That antenna works as a loaded vertical on 80m, with associated coil loss, narrower bandwidth and lower radiation resistance (= increased losses), plus a slightly contracted standing wave due to the coil (shorter effective length). com 2x10 M (2x33 FT) MID-LOADED DIPOLE. Simak ihwal Top Band (160m) yang sejak 1977 muncul di milis: YBNet-L s/d Orari-News. Simak ihwal Top Band (160m) yang sejak 1977 muncul di milis: YBNet-L s/d Orari-News. 160m (1810 à 1850 kHz) phonie : mode LSB 80m (3500 >3800 Khz) : 2 x 20m (phonie : mode LSB liaisons locales la nuit et le matin, DX la nuit) 60m (5,3515 à 5,3665 MHz). G7FEK Nested Marconi - 160m Modification. 0416666666667,36. I've developed a High Z Antenna Amplifier for 160m and other HF use as previously mentioned on the list. Graphics by G8ODE Aug 2009. This pole puts serious 160m activities into a new perspective! Just add a few top hat wires and enjoy operating with a fullsize 160m vertical that can be put up within less than an hour. A New FT8 with Rag Chew Abilities ( FT8CALL ) Posted date: August 13, 2018in: Digital ModesNo Comments 655 SHARES Share on FacebookTweet it FT8 has taken over the airwaves as the digital communication mode for making QSOs over HF/VHF/UHF. 80 and 160m, EI7BA: Antenna HF multibanda deltaloop 6-160 metri, I6IBE: Broadbanding half square antenna for 80mt, N6LF: Broad­Band 80 & 40 meter. G7fek antenna construction guide. Med dina maxmått får du ju plats med allt från 40m och upp. The 160m leg is another 63ft and has a loading coil 4ft long with about 40ft of wire space wound on it to reduce the length as I was pushing getting this thing on my small footprint of land. ES Open HF championship. 5 MHz trap at the end of the 80 metre wire (where to monofilament joins the 6. Getting a Big DX Signal on 160-10 m from One Small, Low Antenna Chuck Counselman, W1HIS I live on a small lot in a dense, inner suburb of Boston and Cambridge. An Improved Multiband Trap Dipole Antenna - PDF:. Antenna projects for 80 meters band category is a curation of 169 web resources on , The CN2WW 80m wire-beam, Vertical antenna for 40 and 80m, Phased Delta Loops. 10 11:00 10 359 JN68CJ 996 Great! I was just using a W3DZZ which is totally off the 30m band, but I could copy the signs OK. antennas for the low bands plans and pictures of 80m and 160m antennas both for transmission and reception built by ei7ba. The longest dipole that I can fit on my terrace, albeit with a dog leg between the dipole halves, is 2 x 10 m (2x 33 ft), i. Since a single wire is a poor ground system, if it is closer to a. 9-30Mhz Folded Dipole Ant IC-718 IC-78 IC-7200 IC-R8500 IC-R75. The idea was to use the opposing harmonic relationships of two ¼ wave elements so that they could be fed on odd harmonics without mutual coupling. , about ¼ wavelength. Here are some possibilities. To lay out some foundations of inverted-L operation, the center-fed version is a bit more straight. Antes de dejar la antena random, tenemos que considerar otro aspecto de este tipo de antena. На 160 m, с парой емкостных нагрузок. Kit includes: 1 80 meter to 160 meter Trap. First off you have to know that I didn't invent this. 265 logs (entries plus check logs) were received from 11 countries (9A, DL, EI, G, GI, GM, GW, I, LA, PA and SM) for this contest. Estamos obligados a hacernos esta pregunta: si un cable de longitud indeterminada, llamémosle antena random, radia igualmente bien, ¿significa esto que podemos utilizar una antena de 30cm para la banda de 160m?. EH-антенна для диапазона 20 м. Both W2OU and I have PAR END-FEDZ 10/20/40 antennas. 983/Rptr V1. 80 and 160m, EI7BA: Antenna HF multibanda deltaloop 6-160 metri, I6IBE: Broadbanding half square antenna for 80mt, N6LF: Broad­Band 80 & 40 meter. The current distribution for 80 and 160 meters. 2008 Version (rev 5) G7FEK antenna. CQWW 160m SSB contest last weekend February (9) January (13). Works well on 80m. PE4BAS, Bas Wednesday, March 11, 2015 at 8:16:00 AM GMT+1. An Improved Multiband Trap Dipole Antenna - PDF:. Antenna for 40 and 80m I used to have a 135 OCF dipole stung up in my back yard, but one of my neighbor's trees had a catastrophic failure and took out my main support tree and the OCF dipole itself. Aspoň, že někteří berou párty ve významu toho slova. I am considering as possibilities, the G7FEK or perhaps the D3+ antenna. Shown here is an Inverted-L with its long leg sloping to the ground. Dimensions réduites. 160m Projects Receivers Pre-Amplifiers Transceivers Transmitters Amplifiers Antennas; 80m Projects Receivers CW Transceivers Pre-Amplifiers SSB Transceivers G7FEK Limited Space Antenna by G7FEK This antenna was first conceived as a simple dual band antenna in 1988, in an attempt to achieve sensible dual band operation in a small garden of. Poco antes del anochecer, comenzarán a mejoras las condiciones en éstas bandas, primeramente para os 80m y más tarde para los 160m e irán mejorando dichas. If you can find a tree, house, pole, anything elevated which can be used to support the end, that will work better than when sloping to the ground. In effect the W3EDP is an EFHW for 80m (126 ft top, 17 ft counterpoise, just under the traditional 132 ft. Il en existe de nombreuses versions dérivées. G7FEK antenna revisited - G8JNJ On this antenna, tuning on 80 is not an issue and it will easily outperform the 1/2 sized Which is fed against a counterpoise wire and the outer screen of the. _____ Martin G8JNJ highlights a very interesting antenna designed by Mike G7FEK here:- The G7FEK antenna goes several stages further than the simple single band End Fed Zepp. Du skulle kunna sätta upp en "Fan Dipole" där 80m & 160m dipolerna har förlängningsspolar. The G5RV antenna is probably one of the most maligned antennas in the world. The Visualizer provides an easy way to create and test adaptive tile payloads, without having to edit and deploy your own app. Estamos obligados a hacernos esta pregunta: si un cable de longitud indeterminada, llamémosle antena random, radia igualmente bien, ¿significa esto que podemos utilizar una antena de 30cm para la banda de 160m?. Na 160m prodloužena cívkou. TCVR 160m (délka 82m, lanko CU-HD) 3. visualive app, Developers will find Notifications Visualizer useful when they are looking at adding live tiles to their app. It seems I’ve got a 160m NVIS system!. G7FEK multi-band compact HF nested Marconi L. DDS: не все золото, что блестит. a 31' end fed half wave vertical sitting on the deck. ) The tuner that I made for mine (using a big brass variable cap that I bought to make a TRF in the late 50's!) covers 80 m to 20 m without changing the inductance though I only use it on 80/60/40. It is not beam antenna, it has inherent loss and not all power makes it to the far. The 1/2-wave 80-meter doublet with ladder line all the way to a 1:1 bifilar choke/balun in or near the tuner is a much better antenna for 80-10, provided you adjust the ladder line length to avoid the voltage and current anti-nodes (i. G7FEK:s antenn (två inverterade L, rygg mot rygg) såg ju intressant ut, så den fick bli inspirationskälla. There are mods for 160m and it might even work on 6m with some tuning. G7FEK Antenna QSO test on 7MHz band between two VK stations (distance unknown) - Youtube Video. 4375,0 5 element yagi at 40 feet JTDX v2. If your browser recognized the applet tag, you would see an applet here La llamada antena bazooka es un dipolo de media onda, muy poco ruidosa y gran ancho de banda, que se puede montar en horizontal y en V invertida. ID|Call-ID|Date|Start|End|Call|Freq|TX|Mode|Watts|ERP|Rst|rSt|RXuV|NoiseuV|Ssignal|Snoise|TXA|RXA|WX|Comments|Grid|LatDeg|LatMin|LonDeg|LonMin|QSL 1012512|AA5AM|01/01. ZS6BKW antenna category is a curation of 20 web resources on , Some Useful ZS6BKW Modifications, ZS6BKW wire antenna , G5RV Antenna Revisited. 160M Is a Tough Band • Propagation quite variable, signals often not very strong, heavy QRN during the summer -Mostly a nightime band, varies a lot through the night -During the winter, 800 miles or more is possible 2 hours before sunset, 2 hours after sunrise. небольшой асимметрией плеч антенны. 2MHz, ground mounted) SWR - Actual bandwidth on the 50Ω side of the coupler will be much narrower, due to the tuned circuit we are using. 160m, 80m, 40m, 30m, 20m, 17m, 15m, 6m and 60m RX only. (And all my responsibility is hereby disclaimed!) I haven't personally tested these designs, but others have and found them to be satisfactory. I ’ve never expected much from this antenna, but it has performed amazingly well by my rookie standards. 46ft multi-band antenna for small gardens by g7fek. Length of winding 150mm. 1-rc138]]> #smallHotPink 1-91. G7FEK multi-band compact HF nested Marconi L. До и после - в основном на 160m и WARC. 5 MHz trap at the end of the 80 metre wire (where to monofilament joins the 6. 6mm dostrojony na 80m dla części digi swr w granicach 1. Features: Multi-Directional Type: Antenna. Works well on 80m. [configurazione 160m] Siamo prossimi ad 1/10L quindi serve un rinforzo el circuito di adattamento. The 80m antenna brought to resonance on 3. Short helically wound vertical for 160m; Short (2m) indoor multiband vertical antenna Half-square (phased verticals). Disparue aussi la connexion End Fed Wire pour les aériens de type Zeppelin ou long fil ainsi que la Jumper for balanced feed. If a quarter-wave vertical for 160 meters is beyond your means, how about trying something shorter? On 160 meters, "the gentleman's band," many hams operate short base- or top-loaded verticals. Er deckt halt die KW-Bänder entsprechend ab, oben mit mehr Wirkungsgrad und DX-Chance, unten eben weniger. Resources listed under Antennas for 80 meters band category belongs to Antennas main collection, and get reviewed and rated by amateur radio operators. Mike Dennis, G7FEK. date 10m 12m 15m 17m 20m 30m 40m 80m 160m chall cw digi honor mix ssb 25. I would not expect stellar performance myself from this aerial, but it would probably work OK on some bands in a small garden set against an effective ground / earth wire counterpoise. If your browser recognized the applet tag, you would see an applet here La llamada antena bazooka es un dipolo de media onda, muy poco ruidosa y gran ancho de banda, que se puede montar en horizontal y en V invertida. 160m Elevated Fibreglass Vertical Antenna -G3SZU iss 1. Usaa official site log on 4. 4375,0 5 element yagi at 40 feet JTDX v2. It is part of the MWLIST project, with the Worldwide Visual Logbook displaying radio listeners and DXers reception results on Longwave, Mediumwave, Tropical bands and Shortwave. EH 160m 1/3: EH 160m 2/3: EH 160m 3/3: elementi di radiopropagazione: teorema di equivalenza: canna da pesca l'antenna di G7FEK: 70-80Mhz --> 144-146Mhz: G4ILO. Attic dipoles JT9 QSOs I might give it a go to see if I can log a few more QRP DXCCs with the G7FEK aerial. By G7FEK Radiation resistance will be low - so a good earth is essential. to stop apparent oscillation. Эффективная антенна на НЧ диапазоны 160m, 80m. This is showing the feed point SWR at 3200Ω. uk - updated: 27 March 2010 G7FEK Limited Space Antenna G7FEK Multi-band Nested Marconi Antenna. I did some tuning of my ZS6BKW antenna just before the 2012 ARRL CW Sweepstakes contest. ZS6BKW antenna category is a curation of 20 web resources on , Some Useful ZS6BKW Modifications, ZS6BKW wire antenna , G5RV Antenna Revisited. The 80m antenna brought to resonance on 3. G7FEK Antenna QSO test on 7MHz band between two VK stations (distance unknown) - Youtube Video. Kronik adalah laporan kronologis tentang kegiatan/peristiwa tertentu. Antenna for 40 and 80m I used to have a 135 OCF dipole stung up in my back yard, but one of my neighbor's trees had a catastrophic failure and took out my main support tree and the OCF dipole itself. Here are some possibilities. I needed an antenna system capable of the lower HF bands. As the heading suggest, it was designed by Mike, G7FEK. Both seem somewhat easy to construct. The Visualizer provides an easy way to create and test adaptive tile payloads, without having to edit and deploy your own app. G7FEK Limited Space Antenna Alan Building Equipment September 24, 2019 October 12, 2019 5 Minutes Given that I've now wound the balun that I wanted and it's come up pretty well for a first attempt, I've finally started cutting the new antenna. 2083333333333,42. EU PSK DX Contest. Sure an extensive field of radials would provide a better RF return but all in all an inverted-L even with a single counterpoise wire should out perform a 25' high loaded. For operation on 160m and 80m it is useful to be able to strap the feeders together to form a T antenna, and feed it against a good ground system or elevated counterpoise. I would not expect stellar performance myself from this aerial, but it would probably work OK on some bands in a small garden set against an effective ground / earth wire counterpoise. Minimum wage in different states 2. Согласование Inv V. Rig IC 751A 50W out,ant. Antenna projects for 80 meters band category is a curation of 169 web resources on , The CN2WW 80m wire-beam, Vertical antenna for 40 and 80m, Phased Delta Loops. Karena geografi Indonesia, bekerja DX pada band ini tak semudah pada band-band lain. uk “Hi Jim VE3DDY, you created a trapped vertical inverted L, It's an ok antenna but not my antenna. Poco antes del anochecer, comenzarán a mejoras las condiciones en éstas bandas, primeramente para os 80m y más tarde para los 160m e irán mejorando dichas. Díky za krásný závod/setkání. Regardy Hardy 556 DF5CL 1 Pit 21. Literally had my first thoughts on this just today, so don't know what I'm looking. Korrosionsschutz von kupferkaschierten Platinen? 5. The 1/2 size G5RV is a farce on the lower HF bands, as are most of the reduced dipole antenna arrangements so I wanted something that was a similar size but truly resonant so losses were kept to a minimum. An excellent DX performer and is an ideal replacement for your half size G5RV. 6mm dostrojony na 80m dla części digi swr w granicach 1. Questa caratteristica aperiodica permette alla T2FD di operare come antenna multi-banda. 2008 Version (rev 5) G7FEK antenna. FT8 stands on the shoulders of JT65, JT9,…. 04166666666666,43. A New FT8 with Rag Chew Abilities ( FT8CALL ) Posted date: August 13, 2018in: Digital ModesNo Comments 655 SHARES Share on FacebookTweet it FT8 has taken over the airwaves as the digital communication mode for making QSOs over HF/VHF/UHF. Evolving from a simple end-fed Marconi for 80m, the idea was to use the opposing. I am using MFJ hamsticks for 20m and 40m bands in dipole configuration(s), i. Based on my past experience trying to tune up short antennas on 160m I really hadn't considered trying to use this Windom for 160m. Both W2OU and I have PAR END-FEDZ 10/20/40 antennas. Endgespeiste Langdrahtantenne für 160m selbstgebaut: 23. G7FEK LIMITED SPACE ANTENNA ( Nested Marconi Antenna) 80, 40, 30, 17, 15 , 12 m see text for 20 & 10m operation. Согласование Inv V. The ZS6BKW antenna evolved from an optimization of the G5RV antenna that, in general, sacrifices 75m operation to gain 17m and 10m operation. Jel jsem jako obvykle jen s FT817 a 5 W výkonu. I built a G7FEK 80m antenna, then put a coil on it for 160m. A blog about Amateur Radio and Amateur Radio Antennas. I got it hung as the first flakes of a decent snow storm hit last week and wasn’t able to make any adjustments prior to the contest. This smaller. 6mm dostrojony na 80m dla części digi swr w granicach 1. I made the G7FEK as per he directions I found online but used a small buried radial field I already had instead of the two slightly elevated radials the design suggests. Only one QSO at 10, so I have one more QSO in total than last year DL6GCE: My first HA contest. 08 January 2020 but is subject to change over time. 1, она была изготовлена из остатков антенны g5rv, а потому она и внешне напоминает эту антенну, правда, меньшего размера. L'activité se déroulera du 160m au 6 m, avec une concentration sur les 40, 80 et 160 mètres pendant les heures d'obscurité. The 80m antenna brought to resonance on 3. Biasanya digunakan untuk low-band (160M dan 80M) karena keterbatasan lahan, maka ukurannya tidak satu lambda penuh namun dibuat bonsai, sehingga capacitance hat diperlukan untuk menyesuaikan impedansi antenna agar radiated resistansinya lebih besar, dan tuned di centre frekuensinya. [configurazione 160m] Siamo prossimi ad 1/10L quindi serve un rinforzo el circuito di adattamento. 160m Projects Receivers Pre-Amplifiers Transceivers Transmitters Amplifiers Antennas; 80m Projects 80m Projects - Dipole Antennas. Rig IC 751A 50W out,ant. Mike Dennis, G7FEK. The current distribution for 80 and 160 meters. Proposed variant for Top Band experimenters. When I ran out of rock wall, I ended getting some 6' driveway markers, cut them in half, stuck them in the ground, and taped the counterpoise for my 160m inverted L to them. DL2ZA: TS 850 S - 2x 19,5m - Doppelzepp - H?hnerleitung DL5JQ: Bad condx on 15 and 10. 991 MHz: Inverted L at 100 ft. uk “Hi Jim VE3DDY, you created a trapped vertical inverted L, It's an ok antenna but not my antenna. You should expect some difference in noise performance. 11 G7FEK Nested Marconi - 160m Modification Proposed variant for Top Band experimenters. CQ WW 160m DX Contest. In MMANA the antenna looks like this. OK2BMA Díky za pěknou akci, potěšilo mě, že jsem opět potkal řadu přátel a OL kolegů. QSL direct via N2MM, LoTW. Kronik adalah laporan kronologis tentang kegiatan/peristiwa tertentu. Which burner? Showing 1-103 of 103 messages. G7FEK multi-band compact HF nested Marconi L. Korrosionsschutz von kupferkaschierten Platinen? 5. This is a directory of Perseus SDR Servers thst make Microtelecom Perseus SDR available online. Resources listed under ZS6BKW category belongs to Antennas main collection, and get reviewed and rated by amateur radio operators. 9Mhz with 16 turns. 11 G7FEK Nested Marconi - 160m Modification Proposed variant for Top Band experimenters. EH 160m 1/3: EH 160m 2/3: EH 160m 3/3: elementi di radiopropagazione: teorema di equivalenza: canna da pesca l'antenna di G7FEK: 70-80Mhz --> 144-146Mhz: G4ILO. Er deckt halt die KW-Bänder entsprechend ab, oben mit mehr Wirkungsgrad und DX-Chance, unten eben weniger. Radial section; Counterpoise for 160 meters; All fixings and fittings and instruction sheet. Над землей 1,5м, высота 10м стеклопла. 2008 Version (rev 5) G7FEK antenna. G7FEK (80-10m) with 20m 1/4 element at feedpoint & good ground plane. The SWR peaks at 1. The digital station will be W2OU's FT-817 and I believe we are using KD2FSI's FT-897. But through some email exchanges with another ham in Illinois who had recently put up a 160m antenna we decided to try a scheduled QSO on the top band. 80m, 40m, 30m, 20m, 17m, 15m and 60m RX only. Disparue aussi la connexion End Fed Wire pour les aériens de type Zeppelin ou long fil ainsi que la Jumper for balanced feed. A 14 meters ( 46 ft ) multi band antenna for small gardens that works well on 80 meters Main bands (@~50 ohm) are 80m / 40m / 30m / 17m / 15m / 12m. 991 MHz: Inverted L at 100 ft. Vertical Section ~ 20 turns on 150mm diameter PVC pipe. On 10 and 12 M radio is fine on dummy load. 0 STUDY - OPEN LOOP DIPOLE ANTENNA -G8ODE Ver 1a Fox-Delta SWR Analyser - Android version iss 1. Wgu orientation bsn quizlet 3. G7FEK antenna revisited - G8JNJ On this antenna, tuning on 80 is not an issue and it will easily outperform the 1/2 sized Which is fed against a counterpoise wire and the outer screen of the. The 80m antenna brought to resonance on 3. Inverted L Vs T Antenna. Works well on 80m. Describe your experience with the G7FEK 80-40M SMALL GARDEN ANTENNA and tell us why you give it the rating you did (required). I originally planned on just using a ~140ft dipole for 80, 40, and 30m but after the last 160m contest, I don't want to give up that band. 2008 Version (rev 5) G7FEK antenna. 2 0068f9]]> #smallGreen 1-79. Biasanya digunakan untuk low-band (160M dan 80M) karena keterbatasan lahan, maka ukurannya tidak satu lambda penuh namun dibuat bonsai, sehingga capacitance hat diperlukan untuk menyesuaikan impedansi antenna agar radiated resistansinya lebih besar, dan tuned di centre frekuensinya. pdf PDF-Dokument [664. Antenna Modelling for Radio Amateurs Made Easier-Part1 Background. uk Mars 2010 Traduction F5PCX Mars 2014 Les options de terre Le minimum requis pour fabriquer le contrepoids (lequel est un radian accordé surélevé par rapport au sol) consiste en un simple fil isolé de 65 pieds (20m) établi au-dessus du sol dans la direction générale de l’élément 80m. Na 160m prodloužena cívkou. It is part of the MWLIST project, with the Worldwide Visual Logbook displaying radio listeners and DXers reception results on Longwave, Mediumwave, Tropical bands and Shortwave. 2 0068f9]]> #smallGreen 1-74. Lets get started! The G7FEK 10-80m Garden Antenna. Compare Search ( Please select at least 2 keywords ) Most Searched Keywords. 265 logs (entries plus check logs) were received from 11 countries (9A, DL, EI, G, GI, GM, GW, I, LA, PA and SM) for this contest. Namun, akan elok bila ada yang masih mau mencoba karena ada peluang - dan alokasi Medium Frequency dari pemerintah Indonesia tak sia-sia! Saya tunggu Anda pada band 160m. The full-size G5RV will also function on the 160m band if the station end of the feeder (either balanced or coaxial-type) is strapped and fed by a suitable antenna tuner using a good earth connection or a counterpoise wire. 160m Top Band ENDFED ANTENNA- G3YEU iss1. 2 niestety na 40m stroi mi się kiepsko i i muszę wspomagać się skrzynką na 160m nie pracuje u mnie nawet atu w ic-746 nie zestroi jej wyższe pasma 30m z atu 20m i wyżej lepiej słyszy i pracuje mój 3 pasmowy wire. 3 Louis Varney's G5RV - RSARS Tribute 1. com - Amateur Radio | Chelmsford, Essex JO01FS Jag tillverkade en sådan för 40/20/15m och den matade jag med. Les modes primaires seront CW et FT8. Co do G7FEK to mam ją z przerwami od ponad roku drabinka to feeder 450ohm część pozioma to drut miedziany 1. Ambos Hemisferios: Como otras veces, debido a una fuerte absorción, no se darán comunicados en éstas bandas durante el día, excepto en horas cercanas al orto y ocaso. Voici les dimensions approximatives de départ pour les fréquences de résonance suivantes: 160M (1. Auf 80m und 40m habe ich mit einer G7FEK Antenne gearbeitet. Topband Dx might be a possibility. The G5RV antenna is probably one of the most maligned antennas in the world. a 31' end fed half wave vertical sitting on the deck. For the G7FEK tests the 40m & 160m wire antennas used at the QTH were de-tuned by removing about 2m of wire from each. date 10m 12m 15m 17m 20m 30m 40m 80m 160m chall cw digi honor mix ssb 25. A blog about Amateur Radio and Amateur Radio Antennas. First off you have to know that I didn't invent this. with my too short antenna on 80m and 160m!. До и после - в основном на 160m и WARC. Эффективная антенна на НЧ диапазоны 160m, 80m DX Cluster КВ радиоприемник Полякова на одной микросхеме. I would not expect stellar performance myself from this aerial, but it would probably work OK on some bands in a small garden set against an effective ground / earth wire counterpoise. Mal sehen, wie viele fehlerhafte QTCs ich habe. So, let's do some testing. Mix Play all Mix - DX Commander YouTube; Clearing Up Some Confusion. Nonstopsystems. Generally, counterpoises want to be elevated a few feet above ground. 72 de Larry W2LJ QRP - When you care to send the very least! When you care to send the very least! 160m 1810 kHz 80m 3560 kHz 40m 7030 kHz (please listen at. The digital station will be W2OU's FT-817 and I believe we are using KD2FSI's FT-897. It's what some call a "Nested Marconi" antenna. The ham radio HF antenna, of the half-wave dipole variety, requires a lot of horizontal space. DL2FQ: Used G7FEK antenna in unusual configuration on 9m long balcony. Listed under the Antennas/160M category that is about Antenna for 160 meters band ; With this antenna (mounted vertically) I easily work transatlantic on 80m. Monday shall set up the 160m side first in garden and make sure tests are completed to see if any problems occur. The idea was to use the opposing harmonic relationships of two ¼ wave elements so that they could be fed on odd harmonics without mutual coupling. RX is a Hagenuk RX1001M. G7FEK Antenna QSO test on 7MHz band between two VK stations (distance unknown) - Youtube Video. Vliv výšky montáže na vlastnosti směrovky. First off you have to know that I didn't invent this. Resources listed under ZS6BKW category belongs to Antennas main collection, and get reviewed and rated by amateur radio operators. It will make a vertical directional. When I ran out of rock wall, I ended getting some 6' driveway markers, cut them in half, stuck them in the ground, and taped the counterpoise for my 160m inverted L to them. Many years ago I moved into a house with a small garden of about 45 ft. Generally, counterpoises want to be elevated a few feet above ground. Working 160M From a Small Lot (and Larger - Audio Systems Group counterpoise, and they work best if they're fairly large Radials or a. An excellent DX performer and is an ideal replacement for your half size G5RV. By G7FEK Radiation resistance will be low - so a good earth is essential. La configurazione più semplice per l'uso anche in 160 è l'inserimento, a monte di quello per gli 80m, di una seconda induttanza variabile, di valore adeguato e con la funzione di portare in risonanza lo stilo in banda ed adattarlo al meglio, da inserire sul circuito quando necessario. 700,- TCVR 80m (délka 41m) 1. I use it to make DX as well as stateside contacts. We were rewarded for our efforts by taking first position with a score of 1943. To build the largest and most complete Amateur Radio community site on the Internet. DARC XMAS Contest. Antenna Long Wire filare versione corta da 16,2 metri con balun 9:1 Amidon. It would be easy to adapt this to include 160m. uk - updated: 27 March 2010 G7FEK Limited Space Antenna G7FEK Multi-band Nested Marconi Antenna. I built a G7FEK 80m antenna, then put a coil on it for 160m. 741 MHz: Clifton Labs Active Antenna and Norton Preamp: 3. The traps are made of very thin Teflon coax cable as the current version was created just for the PACC contest where I’m in the 100 Watt class. Internet on compact HF Antennas. It's possible, however, to "fit" a full-length half-wave dipole in less horizontal space, while retaining most, if not all the advantages of the "classic dipole. The G7FEK design will allow operation on 80m / 40m / 30m / 17m / 15m / 12m with the possibility to add the 20m band. If you can find a tree, house, pole, anything elevated which can be used to support the end, that will work better than when sloping to the ground. Hilfe bei GAP Titan DX: 2. G5RV and End Fed Diople And G7FEK. Su Mo Tu We Th Fr Sa. HF/VHF/UHF ScanKing Discone Antenna. I worked 160M all around Europe and yesterdaevening EK6RL and EY8MM (5000km), so this modification works GREAT !!!!! The internal tuner of my FT950 tuned this antenna also on the other bands. I needed an antenna system capable of the lower HF bands. 80m: LSB: I5JVA: Italy: 80m: LSB: W7ZRC. 2010 160m Trans Tasman In 2009 we entered the above contest and only two days before the contest built a new Double Bazooka antenna. G7FEK Antenna - Construction Guide. The simple enclosure mounting uses 2 off 6. Koaxialrelais technische Daten gesucht. OK2BND Posledně jsem napsal komentář, který doslova a do písmene platí i tentokrát. My goal was to get the SWR in the CW Bands down to 3:1 or better. Adding 160m / Top Band to an Inverted L The 160 metre Top Band can be added to this aerial by connecting a 3. 5416666666667,41. 100,-vyzařovací diagramy a informace založeno v roce 2005 - aktualizováno v únoru 2018. 160m, 80m, 40m, 30m, 20m, 17m, 15m, 6m and 60m RX only. G7FEK 105-130ft -not really a small garden! Short doublet for 80m Inverted 'L' or 'T' G5RV Any doublet longer than 90ft can be made to work reasonably – 105ft and 120ft are best G5RV - 105ft ¼ wave 'L' for 80m is approx 60ft G7FEK is 46ft long and 24ft high Doublets less than 90ft WILL be relatively poor. Click & Collect. Double-Bazooka (40m) Duo-Loop (160m 40m, 30m, 20m, 17m) The information above was correct at time of writing. Similarly, the half-size version may be used thus on 80m and 160m bands. Schau mal nach G7FEK Antenne - diese hat gegen einer "G5RV" wenigstens noch vertikale Strahlung für DX - persönlich hatte ich am gleichen Standort sonst eine G5RV, eine FD4 und dann einen 5 Band Kelemen aufgebaut - von diesen 3 war die Kelemen die subjektiv beste Antenne - die FD4 machte als einzige TVI im DVB-T Receiver und die kommerzielle Version war nicht grad rostsicher - keine. 8]]> #smallYellow 1-85. I am considering as possibilities, the G7FEK or perhaps the D3+ antenna. Namun, akan elok bila ada yang masih mau mencoba karena ada peluang - dan alokasi Medium Frequency dari pemerintah Indonesia tak sia-sia! Saya tunggu Anda. 2 niestety na 40m stroi mi się kiepsko i i muszę wspomagać się skrzynką na 160m nie pracuje u mnie nawet atu w ic-746 nie zestroi jej wyższe pasma 30m z atu 20m i wyżej lepiej słyszy i pracuje mój 3 pasmowy wire. The G5RV antenna is probably one of the most maligned antennas in the world. from 160m through to 10m. 2 0068f9]]> #smallGreen 1-79. 5mm sma jack holes. G7FEK has produced a design for Multi-Band operation claimed to offer much improved performance over a half sized G5RV or 'Windom' antenna while additionally providing access to the 80 Metre Band. Mobilantennen VHF/UHF - Sirio SDB 270 λ/4: 2. 0625,0 WSJT-X v2. There are mods for 160m and it might even work on 6m with some tuning. (when switch to 3. 160m Elevated Fibreglass Vertical Antenna -G3SZU iss 1. G7FEK (80-10m) with 20m 1/4 element at feedpoint & good ground plane. Without more detail of your system, the cause is only a guess. 55m section of wire below) with another length of wire on the other side, increasing the overall length of the antenna. G7FEK Limited Space Antenna A Multi-Band "Nested Marconi" Antenna. 2 0068f9]]> #smallGreen 1-74. I'm not quite sure how it got its reputation, but if there was ever a national association for the advancement or fair treatment of antennas the G5RV would be the poster child!.